Sr. Backend API Developer
Inabia is seeking a Senior Backend API Developer to design, build, and maintain scalable, production-grade enterprise backend services and microservices. The ideal candidate brings deep expertise in Java or Python, hands-on experience with cloud-native architectures, and a strong command of modern DevOps and CI/CD practices. Experience in the Telecommunications domain and familiarity with TM Forum Open APIs is a strong plus.
Responsibilities
- Design, develop, and maintain scalable backend services and microservices for enterprise-grade applications
- Build secure, high-performance REST APIs and integration layers connecting internal and external systems
- Develop cloud-native applications and services leveraging containerization and orchestration platforms
- Participate in architecture discussions and contribute to technical design decisions
- Implement robust automated unit tests, integration tests, and API validation frameworks
- Review code, enforce coding standards, and mentor junior developers through peer reviews and technical guidance
- Troubleshoot complex production issues and perform root-cause analysis
- Monitor application health, identify bottlenecks, and drive performance optimization initiatives
- Collaborate with Product Owners, Architects, DevOps & QA teams, and business stakeholders
- Support CI/CD automation and deployment processes across development, testing, and production environments
- Contribute to technical documentation, API specifications, and operational runbooks
- Work effectively across distributed global teams and time zones
Key Qualifications
- Proficiency in Java (Spring Boot preferred) or Python (FastAPI, Flask, Django, or equivalent)
- RESTful API design and development, API Gateway patterns, OpenAPI/Swagger
- Strong Linux/Unix administration and troubleshooting skills
- Docker, Kubernetes, and Helm
- Version control with Git/GitHub/GitLab/Bitbucket and automated build, test, and deployment pipelines
- Shell/Bash scripting
- Microservices architecture and enterprise system integrations
- Event-driven architectures and message brokers (Kafka, RabbitMQ, or equivalent)
- Relational and NoSQL databases
- Cloud platforms: AWS, Azure, and/or GCP
- Unit testing frameworks (JUnit, PyTest, Mockito) and test automation
- API testing tools such as Postman
- Code quality tools (SonarQube preferred) and static code analysis
- Monitoring and observability tools: Grafana, Prometheus, ELK
- Design Patterns, SOLID Principles, performance tuning, high availability, and scalability design
Preferred Qualifications
- Experience implementing Telecom OSS/BSS integrations
- Knowledge of TM Forum Open APIs (TMF620, TMF641, TMF622, TMF633, TMF638, TMF640, etc.)
- Experience with Kubernetes-based deployments in production environments
- Familiarity with Infrastructure as Code tools (Terraform, Ansible, etc.)
- Understanding of distributed systems and cloud-native architecture patterns
- Working knowledge of Golang
Originally posted on